Severity: Fix right away. Driving risks expensive damage or a breakdown.
The transmission is slipping or not engaging 4th gear correctly.
Check the fluid level and condition. Internal repair is usually needed.
The transmission may slip or shift harshly into 4th. Get it to a transmission shop.
Avoid driving until it is checked — towing is the safer choice. The transmission may slip or shift harshly into 4th. Get it to a transmission shop.
The most common causes are: Worn 4th gear clutch pack; Low transmission fluid; Failing shift solenoid; Internal wear. A scan tool and a visual check of the parts above is where a technician starts.
Check the fluid level and condition. Internal repair is usually needed.
